Elemental labelling and mass spectrometry for the specific detection of sulfenic acid groups in model peptides: a proof of concept
Sign Up to like & getrecommendations! Published in 2017 at "Analytical and Bioanalytical Chemistry"
DOI: 10.1007/s00216-016-0149-x
Abstract: AbstractOxidative transformation of cysteine thiol groups into different functional groups is considered a significant posttranslational modification of great importance in pathological and physiological processes. A cysteine sulfenic acid (SA) residue is the transient state for… read more here.
Keywords: detection; chemistry; dota; specific detection ... See more keywords
An ESI Q-TOF study to understand the impact of arginine on CID MS/MS characteristics of polypeptides
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Mass Spectrometry"
DOI: 10.1016/j.ijms.2020.116453
Abstract: Abstract To understand the importance of arginine (Arg) in influencing electrospray ionization (ESI) - collision induced dissociation (CID) tandem mass spectrometry (MS/MS) behavior of peptides of lengths > ∼ 25 amino acid residues (a.a.r), we… read more here.
Keywords: study; arginine; arg ala; model peptides ... See more keywords
Coordination pattern and reactivity of two model peptides from porin protein P1.
Sign Up to like & getrecommendations! Published in 2020 at "Journal of inorganic biochemistry"
DOI: 10.1016/j.jinorgbio.2020.111332
Abstract: It has been reported that numerous of Fusobacterium nucleatum outer membrane proteins take part in cancerogenesis. Therefore, it is very interesting to study their interactions with metal ions and the ability to produce reactive oxygen… read more here.
Keywords: reactivity; porin protein; model peptides; coordination pattern ... See more keywords
In-Depth Mass Spectrometry Study of Vanadium(IV) Complexes with Model Peptides
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DOI: 10.1021/acs.inorgchem.4c02683
Abstract: Investigating the speciation of vanadium complexes in the presence of potential biomolecular targets under physiological conditions remains challenging, and further experimental techniques are needed to better understand the mechanism of action of potential metallodrugs. The… read more here.
Keywords: vanadium complexes; model peptides; vanadium; mass spectrometry ... See more keywords
Hydration Dynamics of Model Peptides with Different Hydrophobic Character
Sign Up to like & getrecommendations! Published in 2022 at "Life"
DOI: 10.3390/life12040572
Abstract: The multi-scale dynamics of aqueous solutions of the hydrophilic peptide N-acetyl-glycine-methylamide (NAGMA) have been investigated through extended frequency-range depolarized light scattering (EDLS), which enables the broad-band detection of collective polarizability anisotropy fluctuations. The results have… read more here.
Keywords: water; dynamics model; model peptides; hydration ... See more keywords